cleaning unused code and import

BandTableWidget.py

@@ -33,7 +33,6 @@ from qgis.PyQt.QtWidgets import (QTreeWidgetItem,
 from qgis.core import (QgsApplication, 
                        QgsProject,
                        QgsMapLayer,
-                       QgsRasterLayer,
                        QgsMapLayerProxyModel)
 from processing.gui.wrappers import WidgetWrapper
 from osgeo import gdal
@@ -57,6 +56,9 @@ class BandTableWidget(BASE, WIDGET):
         
         # when alg is launched by user, display bands in table of 1st raster layer
         self.layerChanged()
+        
+        # this is how to display a message for debugging
+        #QMessageBox.information(None, self.tr('window name'), self.tr('message'))
       
     # when user changes selected layer in combobox
     def layerChanged(self):
@@ -66,7 +68,6 @@ class BandTableWidget(BASE, WIDGET):
         layer = self.cmbLayers.currentLayer()
         # if there is one 
         if layer != None:
-            #QMessageBox.information(None, self.tr('tralala'), self.tr(str(layer.name())))
             input_raster = gdal.Open(layer.source())
             # get number of bands in raster
             nbands = input_raster.RasterCount
@@ -143,7 +144,6 @@ class BandTableWidget(BASE, WIDGET):
             if item:
                 row = [item.text(0), item.text(1), item.text(2)]
                 band_names.append(row)
-        #QMessageBox.information(None, self.tr('tralala'), self.tr(str(band_names)))
         return band_names
 
     def setLayer(self, layer):
@@ -184,14 +184,11 @@ class BandTableWidget(BASE, WIDGET):
         allValues += ';'
         # adding input layer path to values
         allValues += self.cmbLayers.currentLayer().source()
-#        allValues = [self.cmbLayers.currentLayer().source()]
-#        allValues += self.bandNames()
         allValues += ';'
         # adding table content to values
         for b in self.bandNames():
             allValues += '{0},{1},{2};'.format(b[0], b[1], b[2])
         return allValues[:-1]
-        #return allValues
 
 
 class BandTableWidgetWrapper(WidgetWrapper):

merge_rename_bands_algorithm.py

@@ -31,9 +31,7 @@ __copyright__ = '(C) 2021 by J. Pierson, UMR 6554 LETG, CNRS'
 __revision__ = '$Format:%H$'
 
 from qgis.PyQt.QtCore import QCoreApplication
-from qgis.core import (QgsProcessing,
-                       QgsProcessingAlgorithm,
-                       QgsRasterLayer,
+from qgis.core import (QgsProcessingAlgorithm,
                        QgsProcessingParameterDefinition,
                        QgsProcessingParameterRasterDestination)
 from osgeo import gdal